/**
 * 解析url参数
 * @example ? id=123456&a=b
 * @return object{id:12345,a:b}
 */
export function urlParse() {
   let url=window.location.search;
   let obj={};
   let reg=/[?&][^?&]+=[^?&]+/g;
   let arr=url.match(reg);
   //['?id=12345','&a=b']
   if(arr){
     arr.forEach((item)=>{
          let tempArr=item.substring(1).split('=');
          let key=decodeURIComponent(tempArr[0]);
          let val=decodeURIComponent(tempArr[1]) ;
          obj[key]=val;
     })
   }
   return obj;
}
